{"product_id":"green-neon-tetra-fish-for-sale-uk","title":"Green Neon Tetras - UK","description":"\u003cp\u003e\u003cstrong\u003eGreen Neon Tetras\u003c\/strong\u003e are one of the most underrated small shoaling fish in the hobby. Known scientifically as \u003cem\u003eParacheirodon simulans\u003c\/em\u003e, these tiny South American characins glow with an electric blue-green stripe that often looks even brighter than standard neons when kept over dark substrate and among fine-leaved plants. If you are building a soft-water blackwater display or a lush aquascape, a \u003cstrong\u003egreen neon tetra aquarium\u003c\/strong\u003e can look spectacular without needing a huge tank. Their adult \u003cstrong\u003egreen neon tetra size\u003c\/strong\u003e is only around 2.5 cm, yet their colour, movement and tight schooling behaviour make them stand out in a way many larger fish cannot.\u003c\/p\u003e\u003cp\u003eThese fish come from the upper Orinoco and Rio Negro system, so successful \u003cstrong\u003egreen neon tetras care\u003c\/strong\u003e starts with understanding their love of warm, soft, acidic water. A good \u003cstrong\u003egreen neon tetras care guide\u003c\/strong\u003e focuses on group size, stable water quality, gentle filtration and a thoughtful \u003cstrong\u003egreen neon tetras planted tank setup\u003c\/strong\u003e. They are peaceful, active in the midwater zone, and ideal for aquarists who want \u003cstrong\u003egreen neon tetras peaceful community fish\u003c\/strong\u003e for a refined tropical display. See our detailed photos showing the slim body shape, full-length iridescent stripe and subtle red wash that help distinguish them from larger neon relatives. For aquarists wanting colourful, elegant shoalers with natural behaviour and real biotope appeal, \u003cstrong\u003ecolourful green neon tetras for aquarium\u003c\/strong\u003e displays are hard to beat.\u003c\/p\u003e\n\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003e🔹 Quick Facts\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eScientific Name:\u003c\/strong\u003e \u003cem\u003eParacheirodon simulans\u003c\/em\u003e\n\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eCare Level:\u003c\/strong\u003e Moderate\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eMin Tank Size:\u003c\/strong\u003e 40 litres (about 9 gallons)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e 24-28°C (75-82°F)\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003epH Range:\u003c\/strong\u003e 4.0-6.5\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eLifespan:\u003c\/strong\u003e Up to 3 years\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eTemperament:\u003c\/strong\u003e Peaceful\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDiet:\u003c\/strong\u003e Omnivore\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003cdiv class=\"species-profile\"\u003e\n  \u003ch3\u003eClassification\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eOrder:\u003c\/strong\u003e Characiformes\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eFamily:\u003c\/strong\u003e Characidae\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eGenus:\u003c\/strong\u003e \u003cem\u003eParacheirodon\u003c\/em\u003e\n\u003c\/li\u003e\n  \u003c\/ul\u003e\n  \u003cp\u003eThe green neon tetra sits within the same well-known genus as the classic neon tetra and cardinal tetra, but it remains a more specialist choice for aquarists who appreciate authentic soft-water species. In the hobby, it is valued for its smaller size, subtler red coloration and strong suitability for dim, planted or blackwater aquariums. Many experienced keepers consider it one of the most attractive \u003ca href=\"\/products\/cardinal-tetras\"\u003eSouth American tetra options\u003c\/a\u003e for natural-style displays.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"origin\"\u003eWhere Do Green Neon Tetras Come From? Natural Habitat Explained\u003c\/h2\u003e\n\u003cp\u003eIf you have ever wondered \u003cstrong\u003ewhere do green neon tetras come from\u003c\/strong\u003e, the answer is the upper Orinoco and Rio Negro drainage in South America. Their \u003cstrong\u003egreen neon tetras habitat\u003c\/strong\u003e includes slow-moving tributaries, flooded forest edges and blackwater streams rich in leaf litter, tannins and dissolved organic matter. This is a very different environment from hard, alkaline tap water, which is why understanding the \u003cstrong\u003egreen neon tetra natural habitat\u003c\/strong\u003e is so important before purchase.\u003c\/p\u003e\u003cp\u003eIn the wild, the \u003cstrong\u003egreen neon tetra habitat\u003c\/strong\u003e is usually shaded by overhanging vegetation. Light levels are low, the substrate is dark, and the water is often tea-coloured. The \u003cstrong\u003egreen neon tetra biotope\u003c\/strong\u003e is typically warm, acidic and very soft, often with little mineral content. These are classic blackwater conditions, and they explain why the fish show their best colours in dimly lit aquariums with driftwood, roots and floating cover.\u003c\/p\u003e\u003cp\u003eThe \u003cstrong\u003egreen neon tetra origin\u003c\/strong\u003e also helps answer whether \u003cstrong\u003eis green neon tetra natural\u003c\/strong\u003e or man-made. Yes, this is a naturally occurring species, not an artificial colour morph. Aquarists looking for a fish with authentic wild-type beauty often prefer them for that reason. When people ask about \u003cstrong\u003egreen neon tetra in the wild\u003c\/strong\u003e or \u003cstrong\u003egreen neon tetras in the wild\u003c\/strong\u003e, the key thing to know is that they live in large groups and rely on shoaling for security.\u003c\/p\u003e\u003cp\u003eMany hobbyists also ask \u003cstrong\u003eare green neon tetras wild caught\u003c\/strong\u003e. In the trade, both wild and captive-bred stock can exist, but this listing is for CB fish, meaning captive bred. That can make acclimation easier for many home aquariums while still preserving the species' natural look. Their native region is sometimes confused with other fish, so terms like \u003cstrong\u003egreen fire tetra origin\u003c\/strong\u003e or \u003cstrong\u003egreen neon rasbora breeding\u003c\/strong\u003e are not the same species, even if they appear in search results.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Expert Tip\u003c\/h4\u003e\n  \u003cp\u003eMimicking the natural habitat of \u003cem\u003eParacheirodon simulans\u003c\/em\u003e with leaf litter tones, subdued lighting, dark décor and gentle current often improves confidence, colour and feeding response within days. In our experience, newly settled groups become far bolder when kept in a larger shoal with visual cover.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"tank-setup\"\u003eHow to Set Up the Perfect Tank for Green Neon Tetras\u003c\/h2\u003e\n\u003cp\u003eA successful \u003cstrong\u003egreen neon tetras tank setup\u003c\/strong\u003e does not need to be complicated, but it does need to be stable. The official \u003cstrong\u003egreen neon tetras tank size minimum\u003c\/strong\u003e is 40 litres, and the practical \u003cstrong\u003egreen neon tetra minimum tank size\u003c\/strong\u003e for a proper group is the same. That said, the best results usually come from a 60 litre aquarium or larger, especially if you want a more natural shoal. Many keepers ask about \u003cstrong\u003egreen neon tetras in 60 litre tank\u003c\/strong\u003e setups, and yes, that size works very well for a group of 10-15 with suitable tank mates.\u003c\/p\u003e\n\u003ch3\u003eTank Size Requirements\u003c\/h3\u003e\n\u003cp\u003eThe ideal \u003cstrong\u003egreen neon tetra tank size\u003c\/strong\u003e depends on group size and companions. Because these are active midwater fish, floor space matters less than horizontal swimming length. A small group can survive in the \u003cstrong\u003egreen neon tetras minimum tank size\u003c\/strong\u003e, but a larger shoal displays tighter schooling and less stress. If you are planning a \u003cstrong\u003egreen neon tetras neon tank setup\u003c\/strong\u003e with plants, wood and perhaps small bottom dwellers, 54-90 litres gives you much more flexibility.\u003c\/p\u003e\n\u003ch3\u003eWater Parameters\u003c\/h3\u003e\n\u003cp\u003eThe most important part of \u003cstrong\u003egreen neon tetra requirements\u003c\/strong\u003e is water chemistry. Recommended \u003cstrong\u003egreen neon tetras water parameters\u003c\/strong\u003e are 24-28°C, pH 4.0-6.5 and hardness 1-8 dGH. The ideal \u003cstrong\u003egreen neon tetra temperature\u003c\/strong\u003e for long-term maintenance is usually 25-26°C. If you are asking \u003cstrong\u003ewhat temperature do green neon tetras like\u003c\/strong\u003e, aim for the middle of the range rather than the extremes. The \u003cstrong\u003egreen neon tetra temperature range\u003c\/strong\u003e and \u003cstrong\u003egreen neon tetras water temperature range\u003c\/strong\u003e should stay stable, because sudden changes stress small characins quickly.\u003c\/p\u003e\u003cp\u003eFor buyers checking \u003cstrong\u003egreen neon tetras pH requirements\u003c\/strong\u003e, softer and more acidic is better. The species can adapt to slightly less extreme conditions if acclimated carefully, but the best colour and behaviour come in soft, acidic water. \u003cstrong\u003eGreen neon tetra hardness\u003c\/strong\u003e should remain low. This is not a fish for hard, alkaline community tanks packed with mineral-loving species.\u003c\/p\u003e\n\u003cdiv class=\"spec-grid\"\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e24-28°C\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eGreen neon tetras temperature\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003epH 4.0-6.5\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eGreen neon tetras pH\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e1-8 dGH\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eSoft water hardness\u003c\/div\u003e\n\u003c\/div\u003e\n  \u003cdiv class=\"spec-card\"\u003e\n\u003cdiv class=\"spec-value\"\u003e40L+\u003c\/div\u003e\n\u003cdiv class=\"spec-label\"\u003eGreen neon tetras tank size minimum\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3\u003eFiltration and Flow\u003c\/h3\u003e\n\u003cp\u003eA sponge filter or gentle internal filter is ideal. \u003cstrong\u003eGreen neon tetras water flow preference\u003c\/strong\u003e is for mild movement rather than strong current. They come from calmer waters, so avoid blasting the whole tank with high flow. Good biological filtration matters more than force. If you are building a mixed tetra display, species like \u003ca href=\"\/products\/glowlight-tetras\"\u003eGlowlight Tetras\u003c\/a\u003e may tolerate a bit more brightness, but Green Neons still prefer softer conditions.\u003c\/p\u003e\n\u003ch3\u003eSubstrate, Plants and Decor\u003c\/h3\u003e\n\u003cp\u003eThe best \u003cstrong\u003egreen neon tetras for planted aquarium\u003c\/strong\u003e layouts use dark sand or fine gravel, driftwood, root structures and fine-leaved plants. A thoughtful \u003cstrong\u003egreen neon tetra tank requirements\u003c\/strong\u003e checklist should include background cover and open swimming space. Java fern, Cryptocoryne, floating plants and moss all work well. If you like the look of tiny green shoalers in a nature-style tank, compare them with \u003ca href=\"\/products\/neon-green\"\u003eNeon Green Rasboras\u003c\/a\u003e for a different but equally elegant effect.\u003c\/p\u003e\u003cp\u003eA heavily planted \u003cstrong\u003egreen neon tetras planted tank setup\u003c\/strong\u003e helps diffuse light and reduces stress. These fish also look superb with soft tannin staining. For a wider community of small \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003efreshwater tropical fish UK\u003c\/a\u003e aquariums, they pair especially well with delicate species that enjoy similar water chemistry.\u003c\/p\u003e\n\u003ch3\u003eLighting Requirements\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGreen neon tetras lighting requirements\u003c\/strong\u003e are simple: moderate to subdued light is best. Bright, exposed tanks can wash out their colours and make them skittish. Floating plants or tinted water can soften the effect. If you are wondering \u003cstrong\u003edo green neon tetras need a heater\u003c\/strong\u003e, in most UK homes the answer is yes. Their \u003cstrong\u003egreen neon tetra ideal temperature\u003c\/strong\u003e is tropical and warmer than typical room temperature, so a reliable heater is strongly recommended.\u003c\/p\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuick Setup Checklist\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eTank of 40 litres minimum, 60 litres preferred for a larger shoal\u003c\/li\u003e\n    \u003cli\u003eStable heater set to 25-26°C\u003c\/li\u003e\n    \u003cli\u003eSoft, acidic water with low hardness\u003c\/li\u003e\n    \u003cli\u003eGentle filtration and low to moderate flow\u003c\/li\u003e\n    \u003cli\u003eDark substrate, wood and shaded planting\u003c\/li\u003e\n    \u003cli\u003eGroup of at least 10 fish\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Pro Tip\u003c\/h4\u003e\n  \u003cp\u003eAlways cycle the aquarium for 4-6 weeks before adding Green Neon Tetras. Because they are small and sensitive to unstable water, they are a poor choice for brand-new tanks with fluctuating ammonia or nitrite.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"feeding\"\u003eWhat Do Green Neon Tetras Eat? Complete Feeding Guide\u003c\/h2\u003e\n\u003cp\u003eThe best \u003cstrong\u003egreen neon tetras diet\u003c\/strong\u003e is varied, fine-textured and fed in small portions. In nature, they pick at tiny invertebrates, micro-crustaceans and organic particles. So if you are asking \u003cstrong\u003ewhat do green neon tetras eat\u003c\/strong\u003e, the answer is micro pellets, finely crushed flake, baby brine shrimp, daphnia and other suitably small foods. A balanced \u003cstrong\u003egreen neon tetra diet\u003c\/strong\u003e should combine a quality staple with several protein-rich supplements each week.\u003c\/p\u003e\n\u003ch3\u003eStaple Foods\u003c\/h3\u003e\n\u003cp\u003eFor daily feeding, choose a fine tropical micro pellet or crushed flake. This is the foundation of a sensible \u003cstrong\u003egreen neon tetras feeding guide\u003c\/strong\u003e. If you are wondering \u003cstrong\u003ewhat to feed green neon tetras\u003c\/strong\u003e every day, small particle foods that stay suspended briefly are ideal because these fish feed in the midwater zone.\u003c\/p\u003e\n\u003ch3\u003eSupplemental Foods\u003c\/h3\u003e\n\u003cp\u003eFrozen cyclops, baby brine shrimp and daphnia improve condition and colour. These foods also help if you are conditioning fish for \u003cstrong\u003egreen neon tetras breeding\u003c\/strong\u003e. Anyone asking \u003cstrong\u003ewhat does green neon tetra eat\u003c\/strong\u003e beyond flake should think tiny live or frozen foods rather than large pellets. This is one of the easiest ways to keep a strong feeding response.\u003c\/p\u003e\n\u003ch3\u003eFeeding Frequency and Timing\u003c\/h3\u003e\n\u003cp\u003eA common question is \u003cstrong\u003ewhat time green neon tetras eat\u003c\/strong\u003e or \u003cstrong\u003ewhen green neon tetras eat\u003c\/strong\u003e. In aquariums, they do best with two small meals per day. If your schedule only allows one, make it a measured, high-quality feeding. Searches like \u003cstrong\u003ewhat day green neon tetras eat\u003c\/strong\u003e and \u003cstrong\u003ewhat time green neon tetras need to eat\u003c\/strong\u003e come up surprisingly often, but the key is consistency rather than a specific hour.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eTime\u003c\/th\u003e\n\u003cth\u003eFood\u003c\/th\u003e\n\u003cth\u003eAmount\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMorning\u003c\/td\u003e\n\u003ctd\u003eMicro pellet or crushed flake\u003c\/td\u003e\n\u003ctd\u003eOnly what the shoal eats in 30-60 seconds\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eEvening\u003c\/td\u003e\n\u003ctd\u003eBaby brine shrimp, daphnia or fine frozen food\u003c\/td\u003e\n\u003ctd\u003eSmall pinch or thawed portion\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eAnother common question is \u003cstrong\u003edo green neon tetras eat algae\u003c\/strong\u003e. Not really in the way true algae grazers do. They may peck at biofilm or tiny particles on surfaces, but they are not a solution for algae control. People also ask \u003cstrong\u003edo green neon tetras eat shrimp\u003c\/strong\u003e or \u003cstrong\u003egreen neon tetra eat shrimp\u003c\/strong\u003e. Adults usually ignore adult dwarf shrimp, but very small shrimplets can be eaten if encountered. That is normal micro-predatory behaviour for tiny tetras.\u003c\/p\u003e\u003cp\u003eIf you notice \u003cstrong\u003ewhy green neon tetras not eating\u003c\/strong\u003e, check stress first: transport, bright lighting, poor acclimation, oversized food or bullying by faster tank mates are common causes. Avoid irrelevant search advice such as \u003cstrong\u003ehow to make neon green food coloring\u003c\/strong\u003e, which has nothing to do with proper fish nutrition. Good \u003cstrong\u003egreen neon tetra feeding\u003c\/strong\u003e means tiny, digestible foods and excellent water quality. A quality \u003cstrong\u003egreen neon tetra food\u003c\/strong\u003e routine is one of the best predictors of colour and longevity.\u003c\/p\u003e\n\u003cdiv class=\"food-recommendation\"\u003e\n  \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003eFine foods and essentials for freshwater tropical fish UK setups\u003c\/a\u003e - Useful if you are building a small soft-water community and need suitable daily staples for tiny tetras.\u003c\/div\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Feeding Warning\u003c\/h4\u003e\n  \u003cp\u003eOverfeeding causes ammonia spikes, cloudy water and stressed fish. Because Green Neon Tetras are tiny, even a small excess of food can foul a nano or mid-sized aquarium quickly.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"appearance\"\u003eWhat Do Green Neon Tetras Look Like? Appearance, Colours and Sex Differences\u003c\/h2\u003e\n\u003cp\u003eA good \u003cstrong\u003egreen neon tetra guide\u003c\/strong\u003e should explain why this species looks different from standard neons. The body is slimmer, the red is less extensive, and the iridescent stripe usually runs all the way to the base of the tail. This gives the fish a sleek, almost laser-line appearance. For aquarists comparing \u003cstrong\u003ewhat colors do neon tetras come in\u003c\/strong\u003e, Green Neons offer a cooler, more subtle palette than the classic blue-and-red neon tetra.\u003c\/p\u003e\u003cp\u003eAdult fish reach around 2-2.5 cm, so the \u003cstrong\u003egreen neon tetra size\u003c\/strong\u003e stays very manageable. In a dark aquascape, their blue-green stripe can appear intensely luminous. This is why many hobbyists searching for \u003cstrong\u003egreen tetra\u003c\/strong\u003e or unusual nano shoalers end up choosing this species. Our product image, green-neon-tetras.webp, shows the reflective stripe and delicate body profile that make them so attractive in a planted display.\u003c\/p\u003e\u003cp\u003eAs part of any \u003cstrong\u003egreen neon tetra care guide\u003c\/strong\u003e, it helps to know that females are usually slightly deeper-bodied, especially when carrying eggs, while males tend to be slimmer. This is useful when checking \u003cstrong\u003egreen neon tetras male vs female\u003c\/strong\u003e. Terms like \u003cstrong\u003egreen fire tetra care\u003c\/strong\u003e or \u003cstrong\u003emay green neon tetra care\u003c\/strong\u003e sometimes appear in searches, but for \u003cem\u003eParacheirodon simulans\u003c\/em\u003e the key visual markers are body slimness, stripe length and subtle red underside.\u003c\/p\u003e\u003cp\u003eIf you want the best colour, focus on dark décor, stable \u003cstrong\u003egreen neon tetra care\u003c\/strong\u003e, soft water and a varied diet. In our experience, fish kept in pale, brightly lit tanks often look washed out, while those in shaded planted aquariums develop a richer, more natural glow.\u003c\/p\u003e\n\n\u003ch2 id=\"compatibility\"\u003eWhat Fish Can Live With Green Neon Tetras? Compatibility Guide\u003c\/h2\u003e\n\u003cp\u003eOne of the biggest reasons people choose this species is that \u003cstrong\u003egreen neon tetras tank mates\u003c\/strong\u003e are easy to plan if you stay within the small, peaceful category. They are classic \u003cstrong\u003egreen neon tetras schooling fish\u003c\/strong\u003e and among the \u003cstrong\u003ebest tetras for community tank\u003c\/strong\u003e setups where the goal is calm, coordinated movement rather than bold aggression. If you are asking \u003cstrong\u003eare green neon tetras aggressive\u003c\/strong\u003e, the honest answer is no. A \u003cstrong\u003egreen neon tetra aggressive\u003c\/strong\u003e individual would be unusual and usually indicates stress, overcrowding or poor stocking choices.\u003c\/p\u003e\u003cp\u003eThese are true \u003cstrong\u003egreen neon tetras schooling\u003c\/strong\u003e fish, and many aquarists ask \u003cstrong\u003eare green neon tetras schooling fish\u003c\/strong\u003e or \u003cstrong\u003ehow many green neon tetras should be kept together\u003c\/strong\u003e. Keep at least 10, and ideally more. A larger group spreads stress, improves colour and reduces odd behaviour. If you notice \u003cstrong\u003ewhy is one neon tetra not schooling\u003c\/strong\u003e, it may be sick, stressed, newly introduced or being excluded by stronger current or lack of cover.\u003c\/p\u003e\n\u003ch3\u003eIdeal Tank Mates\u003c\/h3\u003e\n\u003cp\u003eThe best \u003cstrong\u003egreen neon tetra tank mates\u003c\/strong\u003e are other tiny, peaceful fish that enjoy similar water. Good choices include \u003ca href=\"\/products\/cardinal-tetras\"\u003eCardinal Tetras\u003c\/a\u003e in larger soft-water tanks, \u003ca href=\"\/products\/glowlight-tetras\"\u003eGlowlight Tetras\u003c\/a\u003e for a warm-toned tetra contrast, \u003ca href=\"\/products\/lemon-tetras\"\u003eLemon Tetras\u003c\/a\u003e in suitably spacious planted communities, and \u003ca href=\"\/products\/black-phantom\"\u003eBlack Phantom Tetras\u003c\/a\u003e only when the tank is large enough and the water chemistry suits all species. For very small companions, \u003ca href=\"\/products\/neon-green\"\u003eNeon Green Rasboras\u003c\/a\u003e can work beautifully in a gentle, planted display. Quiet top-to-mid companions like \u003ca href=\"\/products\/croaking-gourami\"\u003eCroaking Gourami\u003c\/a\u003e may also suit carefully arranged setups.\u003c\/p\u003e\u003cp\u003eIf you are planning a broader \u003cstrong\u003ecommunity tank fish UK\u003c\/strong\u003e layout, bottom dwellers such as Corydoras and Otocinclus are excellent. Aquarists looking for \u003cstrong\u003eschooling fish UK\u003c\/strong\u003e or \u003cstrong\u003ecolourful schooling fish UK\u003c\/strong\u003e often choose Green Neons because they combine movement, colour and a refined temperament.\u003c\/p\u003e\n\u003ch3\u003eBettas, Guppies and Shrimp\u003c\/h3\u003e\n\u003cp\u003ePeople often ask \u003cstrong\u003ecan green neon tetras live with betta\u003c\/strong\u003e or search for \u003cstrong\u003egreen neon tetras with betta\u003c\/strong\u003e. Sometimes yes, but it depends entirely on the Betta's temperament and the aquarium layout. In a spacious, heavily planted tank, it can work. In a cramped tank, the risk of stress is much higher. The answer to \u003cstrong\u003ecan green neon tetras live with guppies\u003c\/strong\u003e is more mixed because guppies prefer harder, more alkaline water than Green Neons. Shared compromise water is possible, but it is not ideal for long-term specialist care.\u003c\/p\u003e\u003cp\u003eAs for \u003cstrong\u003egreen neon tetras with shrimp\u003c\/strong\u003e, adults usually coexist with adult dwarf shrimp, but shrimplets may be hunted. Snails are generally safe.\u003c\/p\u003e\n\u003ch3\u003eSpecies to Avoid\u003c\/h3\u003e\n\u003cp\u003eAvoid large cichlids, boisterous barbs, fin-nipping species and anything that sees a 2.5 cm tetra as food. Search queries like \u003cstrong\u003eare green neon tetras fin nippers\u003c\/strong\u003e can be answered simply: no, they are not known for fin nipping. Likewise, \u003cstrong\u003eare green fire tetras aggressive\u003c\/strong\u003e is a different species question and should not be used as a guide for Green Neon behaviour.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecies\u003c\/th\u003e\n\u003cth\u003eCompatible?\u003c\/th\u003e\n\u003cth\u003eNotes\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/glowlight-tetras\"\u003eGlowlight Tetras\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003ctd\u003ePeaceful shoaler for planted community tanks\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/neon-green\"\u003eNeon Green Rasboras\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e✅ Yes\u003c\/td\u003e\n\u003ctd\u003eExcellent for gentle nano-style planted setups\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003ca href=\"\/products\/croaking-gourami\"\u003eCroaking Gourami\u003c\/a\u003e\u003c\/td\u003e\n\u003ctd\u003e⚠️ Caution\u003c\/td\u003e\n\u003ctd\u003eWorks best in calm, well-structured aquariums\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eLarge cichlids\u003c\/td\u003e\n\u003ctd\u003e❌ Avoid\u003c\/td\u003e\n\u003ctd\u003ePredation risk and stress\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003e💡 Compatibility Tip\u003c\/h4\u003e\n  \u003cp\u003eAlways quarantine new arrivals for 2-4 weeks before adding them to a settled tetra aquarium. Small characins can be stressed by parasites and sudden social disruption far more quickly than many larger community fish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp\u003eIf you are wondering \u003cstrong\u003ecould green neon tetras live together\u003c\/strong\u003e, absolutely yes, and they should. In fact, a proper shoal is essential. For many aquarists they are the \u003cstrong\u003ebest green neon tetras for community tank\u003c\/strong\u003e displays built around soft water, plants and peaceful species.\u003c\/p\u003e\n\n\u003ch2 id=\"breeding\"\u003eHow to Breed Green Neon Tetras: Complete Breeding Guide\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eGreen neon tetra breeding\u003c\/strong\u003e is possible, but it is not usually considered easy. If you are asking \u003cstrong\u003eare green neon tetras easy to breed\u003c\/strong\u003e, the answer is no for most casual keepers. However, \u003cstrong\u003ecan you breed green neon tetras\u003c\/strong\u003e? Yes, with the right water chemistry, dim conditions and careful fry care. Successful \u003cstrong\u003egreen neon tetras breeding\u003c\/strong\u003e is closer to specialist tetra breeding than general community spawning.\u003c\/p\u003e\n\u003ch3\u003eBreeding Setup\u003c\/h3\u003e\n\u003cp\u003eFor \u003cstrong\u003ebreeding green neon tetras\u003c\/strong\u003e, use a separate small tank with extremely soft water, pH close to 6, temperature around 25°C and very subdued lighting. Fine plants or spawning mops help catch eggs. Conditioning adults with live and frozen foods improves results. This is the core of \u003cstrong\u003ehow to breed green neon tetras\u003c\/strong\u003e successfully.\u003c\/p\u003e\n\u003ch3\u003eSpawning Behaviour\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eGreen neon tetra breeding behavior\u003c\/strong\u003e usually involves a group spawn, though one female may pair closely with one or more males during the act. Searches such as \u003cstrong\u003ewhen green neon tetras lay eggs\u003c\/strong\u003e, \u003cstrong\u003ewhat day green neon tetras lay eggs\u003c\/strong\u003e and \u003cstrong\u003ewhat time green neon tetras lay eggs\u003c\/strong\u003e do not have one fixed answer. Spawning is usually triggered by condition, water quality and low light rather than a strict schedule.\u003c\/p\u003e\n\u003ch3\u003eEgg Care and Hatching\u003c\/h3\u003e\n\u003cp\u003eIf you are asking \u003cstrong\u003edo green neon tetras breed\u003c\/strong\u003e, yes, they scatter eggs. Parents should be removed after spawning because they may eat them. Eggs are light sensitive and typically hatch in about 24 hours. This is one reason \u003cstrong\u003edo green neon tetras breed easily\u003c\/strong\u003e is generally answered with no: the eggs and fry are delicate.\u003c\/p\u003e\n\u003ch3\u003eFry Care\u003c\/h3\u003e\n\u003cp\u003eNew fry need infusoria or similarly tiny first foods before moving onto larger fry foods and baby brine shrimp. This stage is where many attempts fail. Keep the tank clean, dim and stable. If you are comparing with unrelated searches like \u003cstrong\u003egreen neon rasbora breeding\u003c\/strong\u003e or \u003cstrong\u003egreen fire tetra male or female\u003c\/strong\u003e, remember that Green Neon Tetras have their own specific requirements.\u003c\/p\u003e\n\u003cdiv class=\"tip-box\"\u003e\n  \u003ch4\u003eAdvanced Breeding Tip\u003c\/h4\u003e\n  \u003cp\u003eUse aged, very soft water and keep the breeding tank almost completely dark except for brief observation. Many breeders see better hatch rates when tannins are present and conductivity is kept very low.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2 id=\"comparison\"\u003eGreen Neon Tetras vs Similar Species: Which Should You Choose?\u003c\/h2\u003e\n\u003cp\u003eComparing species matters because Green Neon Tetras are often confused with standard neon tetras and cardinals. If your priority is a smaller fish for warmer, softer blackwater conditions, Green Neons are often the better fit. If you want a brighter red body and a slightly more familiar community species, cardinals may appeal more.\u003c\/p\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eGreen Neon Tetras\u003c\/th\u003e\n\u003cth\u003eCardinal Tetras\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eMax Size\u003c\/td\u003e\n\u003ctd\u003e2.5 cm\u003c\/td\u003e\n\u003ctd\u003e5 cm\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eCare Level\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003ctd\u003eModerate\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperature\u003c\/td\u003e\n\u003ctd\u003e24-28°C\u003c\/td\u003e\n\u003ctd\u003e24-28°C\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003e£21.29\u003c\/td\u003e\n\u003ctd\u003eVaries by listing\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eSmall soft-water planted or blackwater shoals\u003c\/td\u003e\n\u003ctd\u003eLarger colourful tetra communities\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ctable class=\"comparison-table\"\u003e\n  \u003cthead\u003e\n    \u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eGreen Neon Tetras\u003c\/th\u003e\n\u003cth\u003eNeon Green Rasboras\u003c\/th\u003e\n\u003c\/tr\u003e\n  \u003c\/thead\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBody Shape\u003c\/td\u003e\n\u003ctd\u003eSlim tetra\u003c\/td\u003e\n\u003ctd\u003eVery small rasbora\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eTemperament\u003c\/td\u003e\n\u003ctd\u003ePeaceful shoaler\u003c\/td\u003e\n\u003ctd\u003ePeaceful shoaler\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eWater Preference\u003c\/td\u003e\n\u003ctd\u003eSoft, acidic, warm\u003c\/td\u003e\n\u003ctd\u003eSoft to moderately soft, planted\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eVisual Effect\u003c\/td\u003e\n\u003ctd\u003eBlue-green stripe with subtle red\u003c\/td\u003e\n\u003ctd\u003eTiny green shimmer\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003eBest For\u003c\/td\u003e\n\u003ctd\u003eAuthentic South American look\u003c\/td\u003e\n\u003ctd\u003eUltra-small planted nano displays\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eChoose Green Neons if you want a more specialist blackwater fish, a tighter shoal and a subtler but highly refined look. Choose \u003ca href=\"\/products\/cardinal-tetras\"\u003eCardinal Tetras\u003c\/a\u003e if you want a larger, bolder colour statement. Choose \u003ca href=\"\/products\/neon-green\"\u003eNeon Green Rasboras\u003c\/a\u003e if your tank is built around tiny microfish. Some keepers also compare them with \u003ca href=\"\/products\/lemon-tetras\"\u003eLemon Tetras\u003c\/a\u003e or \u003ca href=\"\/products\/black-phantom\"\u003eBlack Phantom Tetras\u003c\/a\u003e, but those species create a different visual style and usually need more room to shine.\u003c\/p\u003e\n\n\u003ch2 id=\"health\"\u003eCommon Health Problems in Green Neon Tetras \u0026amp; How to Prevent Them\u003c\/h2\u003e\n\u003cp\u003eStrong \u003cstrong\u003egreen neon tetras health\u003c\/strong\u003e starts with stable water, a proper shoal and low stress. Healthy fish hold position comfortably in the midwater, feed eagerly and show a clean, bright lateral stripe. If you are asking \u003cstrong\u003ewhat does a sick neon tetra look like\u003c\/strong\u003e, warning signs include clamped fins, faded colour, isolation from the group, hollow belly, rapid breathing or erratic swimming.\u003c\/p\u003e\n\u003ch3\u003eCommon Diseases\u003c\/h3\u003e\n\u003cp\u003eLike other small characins, these fish can suffer from external parasites, bacterial infections and stress-related decline. Search terms such as \u003cstrong\u003egreen neon tetras diseases\u003c\/strong\u003e, \u003cstrong\u003egreen neon tetra disease\u003c\/strong\u003e, \u003cstrong\u003egreen neon tetra ich\u003c\/strong\u003e and \u003cstrong\u003egreen neon tetra white spots\u003c\/strong\u003e usually point to common aquarium illnesses rather than one species-specific problem. White spot is often linked to temperature swings or the introduction of infected fish.\u003c\/p\u003e\u003cp\u003ePeople also ask \u003cstrong\u003edo green neon tetras get neon tetra disease\u003c\/strong\u003e. They can suffer from disease syndromes seen in neon-type characins, though many cases blamed on “neon tetra disease” are actually stress, parasites or poor water quality. Accurate diagnosis matters.\u003c\/p\u003e\n\u003ch3\u003eTreatment and Prevention\u003c\/h3\u003e\n\u003cp\u003ePrevention is always better than cure. Keep water clean, avoid sudden parameter swings, quarantine new fish and feed a varied diet. If treatment is needed, use a separate hospital tank where possible. Gentle medications are safer for small tetras than aggressive dosing in a display tank. If shrimp are present, treatment choice becomes even more important.\u003c\/p\u003e\n\u003cdiv class=\"warning-box\"\u003e\n  \u003ch4\u003e⚠️ Medication Warning\u003c\/h4\u003e\n  \u003cp\u003eNEVER use copper-based medications in a display containing shrimp or other sensitive invertebrates. Copper can be lethal to them even when fish appear unaffected.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"info-box\"\u003e\n  \u003ch4\u003eQuarantine Protocol\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eUse a separate tank for 2-4 weeks\u003c\/li\u003e\n    \u003cli\u003eObserve feeding response, colour and swimming behaviour daily\u003c\/li\u003e\n    \u003cli\u003eCheck for white spots, flashing, clamped fins or weight loss\u003c\/li\u003e\n    \u003cli\u003eKeep water warm, clean and gently filtered\u003c\/li\u003e\n    \u003cli\u003eOnly add to the display once fish are active and feeding strongly\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003eBuyers often ask \u003cstrong\u003ewhich green neon tetra for sale\u003c\/strong\u003e, \u003cstrong\u003ewhich green neon tetras are best\u003c\/strong\u003e and \u003cstrong\u003ewhich green neon tetras can live together\u003c\/strong\u003e. The best answer is a healthy, active, evenly sized captive-bred group kept in suitable soft-water conditions. A well-selected shoal settles faster and shows better long-term resilience.\u003c\/p\u003e\n\n\u003ch2 id=\"behavior\"\u003eHow Do Green Neon Tetras Behave in the Aquarium?\u003c\/h2\u003e\n\u003cp\u003eGreen Neons are active but not frantic. Their natural style is a loose shoal that tightens when startled, especially in open water. This is why a proper \u003cstrong\u003egreen neon tetras shoal size\u003c\/strong\u003e matters so much. In small groups they can become shy, while in larger groups they move with confidence and show more natural social behaviour.\u003c\/p\u003e\u003cp\u003eThey are midwater fish and spend much of the day weaving between plant cover and open swimming lanes. One fascinating trait is that their colours fade in darkness and return when lights come on, which is normal. Because \u003cstrong\u003egreen neon tetras schooling fish\u003c\/strong\u003e rely on visual cues, dim but not pitch-black lighting works best during the day.\u003c\/p\u003e\u003cp\u003eFor aquarists asking whether they are suitable as \u003cstrong\u003egreen neon tetras for beginners\u003c\/strong\u003e, the answer is yes for beginners willing to respect water chemistry and avoid rushed setups. They are peaceful, elegant and rewarding, but they are not ideal for hard-water, brightly lit beginner community tanks thrown together without planning.\u003c\/p\u003e\n\n\u003ch2 id=\"why-buy\"\u003eWhy Buy Green Neon Tetras from Tropical Fish Co?\u003c\/h2\u003e\n\u003cp\u003eWhen you \u003cstrong\u003ebuy green neon tetras UK\u003c\/strong\u003e, quality matters more than headline price. This species is small, sensitive to poor handling and best sold as an active, settled group rather than as random leftovers from mixed tetra stock. Our Green Neon Tetras are selected for clean body shape, strong schooling behaviour and bright, intact lateral striping. Because these are captive-bred fish, they are often better suited to aquarium life than delicate newly imported stock.\u003c\/p\u003e\u003cp\u003eEach group is checked for feeding response before dispatch, and we do not treat Green Neons like a generic tetra line. Their warm, soft-water preference means we hold them in stable tropical conditions and monitor them closely for stress before sale. If you are searching \u003cstrong\u003egreen neon tetras for sale UK\u003c\/strong\u003e, \u003cstrong\u003elive green neon tetras for sale UK\u003c\/strong\u003e or \u003cstrong\u003etetras for sale UK\u003c\/strong\u003e, this attention to species-specific care makes a real difference.\u003c\/p\u003e\u003cp\u003eFor customers comparing \u003cstrong\u003egreen neon tetras price UK\u003c\/strong\u003e with \u003cstrong\u003echeap green neon tetras UK\u003c\/strong\u003e, remember that healthy, properly conditioned shoaling fish usually settle faster and suffer fewer losses. We pack live fish in insulated boxes, use heat packs in cold weather when needed, and send with tracked services suitable for \u003cstrong\u003egreen neon tetras delivery UK\u003c\/strong\u003e and \u003cstrong\u003elive tetras delivery UK\u003c\/strong\u003e. If you want to \u003cstrong\u003eorder green neon tetras online UK\u003c\/strong\u003e, \u003cstrong\u003egreen neon tetras buy online UK\u003c\/strong\u003e or find \u003cstrong\u003ewhere to buy green neon tetras UK\u003c\/strong\u003e, careful packing and species-appropriate holding are just as important as the fish themselves.\u003c\/p\u003e\u003cp\u003eCustomers building planted soft-water communities often pair this species with \u003ca href=\"\/products\/glowlight-tetras\"\u003eGlowlight Tetras\u003c\/a\u003e, \u003ca href=\"\/products\/cardinal-tetras\"\u003eCardinal Tetras\u003c\/a\u003e or tiny companions from our \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003efreshwater tropical fish UK collection\u003c\/a\u003e. If you are looking for a trusted \u003cstrong\u003egreen neon tetras shop UK\u003c\/strong\u003e source, order your Green Neon Tetras today with confidence and give them the calm, planted aquarium they deserve.\u003c\/p\u003e\n\u003cdiv class=\"care-highlight\"\u003e\n  \u003ch4\u003eWhy Choose Tropical Fish Co for Green Neon Tetras\u003c\/h4\u003e\n  \u003cul\u003e\n    \u003cli\u003eCaptive-bred \u003cem\u003eParacheirodon simulans\u003c\/em\u003e selected for active shoaling and clean colour\u003c\/li\u003e\n    \u003cli\u003eHeld in warm, stable tropical conditions before dispatch to support feeding and acclimation\u003c\/li\u003e\n    \u003cli\u003ePacked for UK transit with insulation and seasonal heat protection where required\u003c\/li\u003e\n  \u003c\/ul\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eYou Might Also Like\u003c\/h2\u003e\n\u003cp\u003eTo build a complete soft-water tetra display, consider adding \u003ca href=\"\/products\/cardinal-tetras\"\u003eCardinal Tetras\u003c\/a\u003e for stronger red contrast or \u003ca href=\"\/products\/glowlight-tetras\"\u003eGlowlight Tetras\u003c\/a\u003e for warm orange highlights. If you prefer ultra-small companions, \u003ca href=\"\/products\/neon-green\"\u003eNeon Green Rasboras\u003c\/a\u003e are a beautiful match for planted nano-style layouts. For a different shoaling shape, \u003ca href=\"\/products\/lemon-tetras\"\u003eLemon Tetras\u003c\/a\u003e add bright yellow tones, while \u003ca href=\"\/products\/black-phantom\"\u003eBlack Phantom Tetras\u003c\/a\u003e suit larger, moodier community tanks. You can also browse our wider \u003ca href=\"\/products\/freshwater-tropical-fish-uk\"\u003efreshwater tropical fish UK range\u003c\/a\u003e for compatible peaceful species and aquarium essentials.\u003c\/p\u003e","brand":"Tropical Fish Co","offers":[{"title":"0,5 - 1 cm","offer_id":57379659940175,"sku":"K023","price":3.43,"currency_code":"GBP","in_stock":false},{"title":"1,5 - 2 cm","offer_id":57467451113807,"sku":"K032","price":6.01,"currency_code":"GBP","in_stock":true},{"title":"1-2 cm","offer_id":57560852070735,"sku":"KA23","price":2.99,"currency_code":"GBP","in_stock":false},{"title":"2-2.5 cm","offer_id":57560852103503,"sku":"KG23","price":4.99,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/1408\/6735\/files\/green-neon-tetras-hero-driftwood-k032.webp?v=1775705904","url":"https:\/\/tropical-fish-co.myshopify.com\/products\/green-neon-tetra-fish-for-sale-uk","provider":"Tropical Fish Co","version":"1.0","type":"link"}